An old — on second thought, make that “very old” — Sony AM/FM broadcast transistor, which I somehow acquired, finally got a little too cranky for me, Figure 1. The analog-dial tuning knob was sluggish ...

So What Was the Transistor Good For? Transistors may have been useful to the phone company and to a handful of scientists building computers, but that wasn't enough to build an industry. Companies ...

If you cultivate an interest in building radios it’s likely that you’ll at some point make a simple receiver. Perhaps a regenerative receiver, or maybe a direct conversion design, it’ll take a couple ...

OCTOBER 18, 1954: Transistor radios hit the shelves on this day in 1954 – and went on to sell billions and become the most popular electronic communication device in history. Texas Instruments’ ...